Make expect parameter polymorphic

base/intrinsics/intrinsics.odin

@@ -73,7 +73,7 @@ prefetch_write_instruction :: proc(address: rawptr, #const locality: i32 /* 0..=
 prefetch_write_data        :: proc(address: rawptr, #const locality: i32 /* 0..=3 */) ---
 
 // Compiler Hints
-expect :: proc(val, expected_val: T) -> T ---
+expect :: proc(val, expected_val: $T) -> T ---
 
 // Linux and Darwin Only
 syscall :: proc(id: uintptr, args: ..uintptr) -> uintptr ---